Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam san cho snippets" » "lam san cho snippets", "dam van cho snippets", "dac san cho snippets", "dam sang cho snippets", "dam san chi snippets", "dam san co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dam san cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam san cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam san cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam san cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.